{"id":"CVE-2021-45947","details":"Wasm3 0.5.0 has an out-of-bounds write in Runtime_Release (called from EvaluateExpression and InitDataSegments).","modified":"2026-07-08T23:58:30.424051Z","published":"2022-01-01T00:15:08.320Z","references":[{"type":"ADVISORY","url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wasm3/OSV-2021-689.yaml"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33689"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wasm3/wasm3","events":[{"introduced":"6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"},{"last_affected":"6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"}],"database_specific":{"cpe":"cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.5.0"},{"last_affected":"0.5.0"}],"source":"CPE_STRING"}}],"versions":["0.5.0","v0.5.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45947.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}